About E Cigarettes (Vapes) Smoking and Tobacco Use CDC E Cigarette How E Cigarettes Work, Health Risks & Teen Use E cigarettes: Facts, stats and regulations How to choose a good electronic cigarette How long does it take to feel the effects of cannabis? When e cigarettes were first introduced, they were touted as a safer alternative than cigarette smoking. But the severity of the vaping cases nationwide shows that's not necessarily true. Here's what you need